Panasonic TC-P50S1 User Manual
Slide #43
5 Blinks Error Code
1.
Missing P5V
2.
A short of the P5V
3.
A short of the Vda line (Note: missing Vda from the P board does not cause 5 blinks)
4.
Wrong diagnostic by the A board
These 4 conditions can cause the TV to shut down and the power LED to blink 5 times